<template>
	<el-form size="large" class="login-content-form" :model="state.ruleForm" :rules="state.rules" ref="loginFormRef">
		<el-form-item class="login-animation1" prop="userName">
			<el-input text :placeholder="$t('message.account.accountPlaceholder1')" v-model="state.ruleForm.userName"
				clearable autocomplete="off">
				<template #prefix>
					<el-icon class="el-input__icon"><ele-User /></el-icon>
				</template>
			</el-input>
		</el-form-item>

		<el-form-item class="login-animation2" prop="password">
			<el-input :type="state.isShowPassword ? 'text' : 'password'"
				:placeholder="$t('message.account.accountPlaceholder2')" v-model="state.ruleForm.password" autocomplete="off">
				<template #prefix>
					<el-icon class="el-input__icon"><ele-Unlock /></el-icon>
				</template>
				<template #suffix>
					<i class="iconfont el-input__icon login-content-password"
						:class="state.isShowPassword ? 'icon-yincangmima' : 'icon-xianshimima'"
						@click="state.isShowPassword = !state.isShowPassword"></i>
				</template>
			</el-input>
		</el-form-item>

		<el-form-item class="login-animation4">
			<el-button type="primary" class="login-content-submit" round v-waves @click="onSignIn"
				:loading="state.loading.signIn">
				<span>{{ $t('message.account.accountBtnText') }}</span>
			</el-button>
		</el-form-item>
	</el-form>
</template>

<script setup lang="ts" name="loginAccount">
import { reactive, computed, ref } from 'vue';
import { useRoute, useRouter } from 'vue-router';
import { ElMessage } from 'element-plus';
import { useI18n } from 'vue-i18n';
import Cookies from 'js-cookie';
import { storeToRefs } from 'pinia';
import { useThemeConfig } from '/@/stores/themeConfig';
import { initFrontEndControlRoutes } from '/@/router/frontEnd';
import { initBackEndControlRoutes } from '/@/router/backEnd';
import { Session } from '/@/utils/storage';
import { formatAxis } from '/@/utils/formatTime';
import { NextLoading } from '/@/utils/loading';
import { login } from '/@/api/login/index'
// 定义变量内容
const { t } = useI18n();
const storesThemeConfig = useThemeConfig();
const { themeConfig } = storeToRefs(storesThemeConfig);
const route = useRoute();
const router = useRouter();
// 定义表单引用
const loginFormRef = ref();
const state = reactive({
	isShowPassword: false,
	ruleForm: {
		userName: '',
		password: '',
	},
	rules: {
		userName: [
			{ required: true, message: '请输入用户名', trigger: 'blur' },
			{ min: 3, max: 12, message: '长度在3-12个字符', trigger: 'blur' }
		],
		password: [
			{ required: true, message: '请输入密码', trigger: 'blur' },
			{ min: 6, max: 18, message: '长度在6-18个字符', trigger: 'blur' }
		],
	},
	loading: {
		signIn: false,
	},
});

// 时间获取
const currentTime = computed(() => {
	return formatAxis(new Date());
});
// 登录
const onSignIn = async () => {
	// 先进行表单验证
	try {
		const valid = await loginFormRef.value.validate();
		if (!valid) {
			ElMessage.warning('请填写登录信息');
			return;
		}

		state.loading.signIn = true;

		const res = await login({
			account: state.ruleForm.userName,
			password: state.ruleForm.password
		});

		// 接口返回成功 (code === 1)
		if (res.code === 1) {
			// 存储 token 到浏览器缓存
			Session.set('token', Math.random().toString(36).substr(0));
			Session.set('info', res.info);
			Cookies.set('userName', state.ruleForm.userName);

			let isNoPower = false;
			if (!themeConfig.value.isRequestRoutes) {
				// 前端控制路由
				isNoPower = await initFrontEndControlRoutes();
			} else {
				// 后端控制路由
				isNoPower = await initBackEndControlRoutes();
			}

			signInSuccess(isNoPower);
		} else {
			// 接口返回失败
			ElMessage.warning(res.message || '用户名或密码错误');
		}
	} catch (err) {
		console.error('登录失败:', err);
		ElMessage.error('登录失败，请稍后重试');
	} finally {
		state.loading.signIn = false;
	}
};

// 登录成功后的跳转
const signInSuccess = (isNoPower: boolean) => {
	if (isNoPower) {
		ElMessage.warning('抱歉，您没有登录权限');
		Session.clear();
		return;
	}

	// 初始化登录成功时间问候语
	const currentTimeInfo = currentTime.value;

	// 跳转逻辑
	if (route.query?.redirect) {
		router.push({
			path: route.query.redirect as string,
			query: route.query.params
				? JSON.parse(route.query.params as string)
				: undefined
		});
	} else {
		router.push('/');
	}

	// 登录成功提示
	const signInText = t('message.signInText');
	ElMessage.success(`${currentTimeInfo}，${signInText}`);

	// 添加 loading，防止第一次进入界面时出现短暂空白
	NextLoading.start();
};
</script>

<style scoped lang="scss">
.login-content-form {
	margin-top: 20px;

	@for $i from 1 through 4 {
		.login-animation#{$i} {
			opacity: 0;
			animation-name: error-num;
			animation-duration: 0.5s;
			animation-fill-mode: forwards;
			animation-delay: calc($i/10) + s;
		}
	}

	.login-content-password {
		display: inline-block;
		width: 20px;
		cursor: pointer;

		&:hover {
			color: #909399;
		}
	}

	.login-content-code {
		width: 100%;
		padding: 0;
		font-weight: bold;
		letter-spacing: 5px;
	}

	.login-content-submit {
		width: 100%;
		letter-spacing: 2px;
		font-weight: 300;
		margin-top: 15px;
		border-radius: 5px;
	}
}
</style>
